CN103411867B - A kind of multifunctional filter material erosion test platform - Google Patents
A kind of multifunctional filter material erosion test platform Download PDFInfo
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- CN103411867B CN103411867B CN201310310838.6A CN201310310838A CN103411867B CN 103411867 B CN103411867 B CN 103411867B CN 201310310838 A CN201310310838 A CN 201310310838A CN 103411867 B CN103411867 B CN 103411867B
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Abstract
A kind of multifunctional filter material erosion test platform, belong to media performance pick-up unit field, comprise and hold sampling device and the confession cigarette device be communicated with successively, former cigarette channel and clean cigarette channel, hold the junction that sampling device is arranged on former cigarette channel and clean cigarette channel, the described cigarette device that supplies comprises aerosol generator, air distributing device, gas cylinder and ozone generating-device, gas cylinder is all connected with air distributing device with ozone generating-device, passes into former cigarette channel after air distributing device is in parallel with aerosol generator.Multifunctional filter material erosion test platform provided by the invention can provide various flue gas composition, dust concentration and electric current and voltage condition, the corrosion process of filtrate under Simulation of Complex environment, can carry out media performance test under different dusts concentration, with/without under discharging condition.Further, can monitor in real time and data record test parameterss such as each concentration of component of flue gas, dust concentration, test resistances in corrosion test process, and the dynamic filtration performance of filtrate after corrosion is tested.
Description
Technical field
The invention belongs to media performance pick-up unit field, be specifically related to a kind of multifunctional filter material decay resistance test platform.
Background technology
More and more pay attention to along with to energy-saving and emission-reduction work, the national increasingly stringent to every profession and trade atmosphere pollutants emission standards is with concrete.In GB GB/T13223-2011 " fossil-fuel power plant atmospheric pollutant emission standard ", newly-built thermal power plant project dust emission concentration is required strictly to 30mg/m
3.Moreover, the PM2.5 contamination phenomenon again and again occurred in recent years, more makes the control of country's reinforcement to power plant's soot emissions.Therefore, in order to reach the discharge of the requirement of low stain thing concentration of emission and control fine dust, increasing power plant adopts sack cleaner or electric-bag complex dust collector.
Cloth bag or the extensive of electrostatic fabric filter are popularized, and will cause widely using of various filter bag.Can there is a series of problem in the actual use procedure of filter bag, as the phenomenon such as oxidation corrosion, acid corrosion of filtrate, this can have a strong impact on the serviceable life of filtrate.Filter bag is the core component of cloth bag or electrostatic fabric filter, and use amount is large, and cost is high.Therefore, the decay resistance of research filtrate, analysis corrosion mechanism, solving or delay the inefficacy catabiosis of filtrate, is very important.
At present, existing filtrate dynamic filtration Testing Platform is all generally build according to standards such as GB/T6719-2009, VDI3926, mainly comprise dust feedway, dirt gas passage, filtrate fixture, pure qi (oxygen) passage and deashing mechanism etc., can test the strainability of filtrate.But not only need in practice to study the strainability of filtrate, also need to study the impact of the factors such as different flue gas composition, concentration, temperature on filtrate physical and chemical performance and decay resistance.Especially, after introducing Novel electric bag dust collector, research electric discharge and ozone concentration are very important on media performance impact.And existing media performance test platform can not meet the demand.
Summary of the invention
The object of the present invention is to provide a kind of multifunctional filter material erosion test platform.
Based on above-mentioned purpose, this invention takes following technical scheme: a kind of multifunctional filter material erosion test platform, comprise and hold sampling device and the confession cigarette device be communicated with successively, former cigarette channel and clean cigarette channel, hold the junction that sampling device is arranged on former cigarette channel and clean cigarette channel, the described cigarette device that supplies comprises aerosol generator, air distributing device, gas cylinder and ozone generating-device, gas cylinder is all connected with air distributing device with ozone generating-device, passes into former cigarette channel after air distributing device is in parallel with aerosol generator.Ozone generating-device can produce ozone, and gas cylinder can provide other flue gas compositions, as NO
x, SO
2, O
2, air distributing device then can regulate each component proportion, to obtain the different former cigarette of gas concentration proportioning, affects situation to detect these gases to media performance.
Described former cigarette channel is provided with detachable discharge module.This module is easy to remove and repair, or is replaced by common square stainless steel passage, to tackle the test without the need to electric discharge, can guarantee gas open.When needs carry out discharge test, square stainless steel passage is replaced by detachable discharge module.
Described detachable discharge module comprises safeguard protection sleeve and is arranged on the high-voltage discharger in sleeve, and described safeguard protection sleeve is detachably connected on former cigarette channel.The sparking voltage of high-voltage discharger and electric current can regulate, to tackle different testing requirements.
Described gas cylinder can need to arrange multiple according to flue gas composition.
Described sampling device of holding comprises thermal insulation casing and is arranged on the sample holder in thermal insulation casing, is also provided with heating rod in thermal insulation casing.Holding sampling device and not only can tackle cold test like this, can also carry out high-temperature heating test to filtrate.
Described former cigarette channel is vertically arranged, described in hold sampling device sleeve pipe be vertically connected on former cigarette channel bottom, the other end of sleeve pipe is connected with clean cigarette channel; Described former cigarette channel is positioned at below detachable discharge module, holds above sampling device and be provided with dust concentration measuring instrument, flue gas concentration analyzer and piezometry instrument.
Described clean cigarette channel is provided with piezometry instrument and flue gas concentration analyzer near holding sampling device.
The pulse valve described clean cigarette channel being also provided with impulse jet nozzle and being connected with impulse jet nozzle; Described pulse valve, dust concentration measuring instrument, flue gas concentration analyzer, piezometry instrument, aerosol generator and air distributing device are all connected with computer, can by computer the supply concentration of dust, gas composition concentration be arranged and be controlled, and real time record, data calculating, curve simulation and result statistics etc. are carried out to parameters such as dust concentration, flue gas concentration and the test resistances in former cigarette and clean cigarette.
Described clean cigarette channel is arranged on dolly, and dolly is connected on the support of described test platform by horizontal extension bar.
Remaining fume purifying apparatus and dust collection is provided with bottom described former cigarette channel; The described clean cigarette channel other end is connected with absolute filter membrane, air purifier, flowmeter, vacuum pump and exhaust gas processing device successively.
Multifunctional filter material erosion test platform provided by the invention can provide various flue gas composition, dust concentration and electric current and voltage condition, the corrosion process of filtrate under Simulation of Complex environment, can carry out media performance test under different dusts concentration, with/without under discharging condition.Further, can monitor in real time and data record test parameterss such as each concentration of component of flue gas, dust concentration, test resistances in corrosion test process, and the dynamic filtration performance of filtrate after corrosion is tested.Except can monitoring in real time, test platform of the present invention also has the advantages such as long service life, failure rate is low, Maintenance and Repair convenience.
Accompanying drawing explanation
Fig. 1 is the structural representation of multifunctional filter material erosion test platform of the present invention;
Fig. 2 is the structural representation of detachable discharge module in Fig. 1;
Fig. 3 is the structural representation holding sampling device in Fig. 1.
Embodiment
Below in conjunction with specific embodiment, the present invention will be further described, but protection scope of the present invention is not limited in this.
A kind of multifunctional filter material erosion test platform, as shown in Figure 1, comprises confession cigarette device, former cigarette channel 6, the clean cigarette channel 19 holding sampling device 17 and be communicated with successively.
Comprise aerosol generator 1 for cigarette device, air distributing device 2, ozone generating-device 3 and two each and every one be filled with SO respectively
2and O
2gas cylinder 4, gas cylinder 4 is all connected with air distributing device 2 with ozone generating-device 3, passes into former cigarette channel 6 after air distributing device 2 is in parallel with aerosol generator 1.
Former cigarette channel 6 is vertically fixed on platform support 5, and former cigarette channel 6 upper part is detachable discharge module 7, and bottom is provided with interface, and bottom is provided with remaining fume purifying apparatus and dust collection 12; The position former cigarette channel 6 is in above interface, below detachable discharge module 7 is provided with dust concentration measuring instrument 8, flue gas concentration analyzer 10 and piezometry instrument 9.Detachable discharge module 7, as shown in Figure 2, comprises safeguard protection sleeve 7-1, is arranged on high-voltage discharger 7-2 in sleeve and discharge controller 7-3, safeguard protection sleeve 7-1 and former cigarette channel 6 and removably connects.In the test without the need to electric discharge, detachable discharge module 7 can be replaced to square stainless steel passage.On former cigarette channel 6, the position relative with interface is provided with viewport 11.Described remaining fume purifying apparatus is connected in sequence by filtrator 13, air purifier 14, flowmeter 15, vacuum pump 16 and exhaust gas processing device 26.
If so, the structure of holding sampling device 17 comprises thermal insulation casing 17-1 as Fig. 3 and is arranged on the sample holder 17-2 in thermal insulation casing 17-1, and be also provided with heating rod 17-3 in thermal insulation casing 17-1, heating rod 17-3 is connected with heating controller 17-4; Hold sampling device 17 horizontal positioned, one end is docked with clean cigarette channel 19; The other end docks with the interface on former cigarette channel 6.
From near holding the pulse valve 22 being provided with piezometry instrument 9 ', flue gas concentration analyzer 10 ', impulse jet nozzle 23 successively and being connected with impulse jet nozzle 23 one end of sampling device 17 on clean cigarette channel 19.The other end of clean cigarette channel 19 is connected with absolute filter membrane 24, air purifier 14 ', flowmeter 15 ', vacuum pump 16 ' and exhaust gas processing device 26 ' successively.Clean cigarette channel 19 is arranged on dolly 20, and dolly 20 is connected on platform support 5 by horizontal extension bar 21.
Pulse valve 22, dust concentration measuring instrument 8, flue gas concentration analyzer 10 and 10 ', piezometry instrument 9 and 9 ', aerosol generator 1 and air distributing device 2 are all connected with computer, can by computer the supply concentration of dust, gas composition concentration be arranged and be controlled, and real time record, data calculating, curve simulation and result statistics etc. are carried out to parameters such as dust concentration, flue gas concentration and the test resistances in former cigarette and clean cigarette.
When carrying out high-temperature gas corrosion test under discharging condition, first sample 18 is arranged on and holds in sampling device 17, clamped by sample holder 17-2; Then set by the gas concentration ratio of computer to the dust quantity delivered of aerosol generator 1 and air distributing device 2; Sparking voltage and the electric current of high-voltage discharger 7-2 are set by discharge controller 7-3; Set the heating-up temperature of heating rod 17-3 by heating controller 17-4, start heating schedule, improve the temperature of holding sampling device 17; Start test.Former cigarette channel 6 is fed together with the dust provided with aerosol generating device 1 after gas with various is configured by air distributing device 2, after detachable discharge module 7 discharge process, portion gas under the effect of vacuum pump 16 ' by sample 18, then flow through clean cigarette channel 19, definitely filter membrane 24, air purifier 14 ', flowmeter 15 ' and vacuum pump 16 ' successively, finally enter in exhaust gas processing device 26 ' and be processed.Remaining gas then flows to bottom former cigarette channel 6, enters air purifier 14, flowmeter 15, vacuum pump 16 through filter 13, is then processed by exhaust gas processing device 26 pairs of tail gas; Residual dust is collected by dust collection 12.
In test, the phenomenon by viewport 11 pairs of sample 18 Chalk-dust filterings is observed; By the determination data of computer record dust concentration measuring instrument 8, flue gas concentration analyzer 10 and piezometry instrument 9, to obtain filtrate front dust concentration, flue gas composition and pressure condition; By the determination data of computer record flue gas concentration analyzer 10 ', piezometry instrument record 9 ', to obtain flue gas composition and the pressure condition at filtrate rear; Utilize the pressure reduction before and after computer calculating filtrate.Impulse jet nozzle 23 by air compressor 25 air feed, and is controlled by pulse valve 22; According to test needs, in good time starting impulse valve 22, pressurized air sprays to test sample 18 by impulse jet nozzle 23, realizes the deashing to sample 18.Deashing number of times is by conputer controlled.
If test without the need to electric discharge, detachable discharge module 7 is replaced by square stainless steel passage.If carry out cold test, then without the need to starting the heating rod 17-3 held on sampling device 17.
Claims (4)
1. a multifunctional filter material erosion test platform, comprise and hold sampling device and the confession cigarette device be communicated with successively, former cigarette channel and clean cigarette channel, hold the junction that sampling device is arranged on former cigarette channel and clean cigarette channel, it is characterized in that, the described cigarette device that supplies comprises aerosol generator, air distributing device, gas cylinder and ozone generating-device, gas cylinder is all connected with air distributing device with ozone generating-device, passes into former cigarette channel after air distributing device is in parallel with aerosol generator; Described former cigarette channel is provided with detachable discharge module, and described detachable discharge module comprises safeguard protection sleeve and is arranged on the high-voltage discharger in sleeve, and described safeguard protection sleeve is detachably connected on former cigarette channel; Described sampling device of holding comprises thermal insulation casing and is arranged on the sample holder in thermal insulation casing, is also provided with heating rod in thermal insulation casing; Described clean cigarette channel is arranged on dolly, and dolly is connected on the support of described test platform by horizontal extension bar; Remaining fume purifying apparatus and dust collection is provided with bottom described former cigarette channel; Described clean cigarette channel is provided with piezometry instrument and flue gas concentration analyzer near the one end of holding sampling device, and the other end is connected with absolute filter membrane, air purifier, flowmeter, vacuum pump and exhaust gas processing device successively.
2. multifunctional filter material erosion test platform as claimed in claim 1, it is characterized in that, described gas cylinder has multiple.
3. multifunctional filter material erosion test platform as claimed in claim 1, it is characterized in that, described former cigarette channel is vertically arranged, described in hold the sleeve pipe of sampling device one end be vertically connected on former cigarette channel bottom, the other end of sleeve pipe is connected with clean cigarette channel; Described former cigarette channel is positioned at below detachable discharge module, holds above sampling device and be provided with dust concentration measuring instrument, flue gas concentration analyzer and piezometry instrument.
4. multifunctional filter material erosion test platform as claimed in claim 3, is characterized in that, the pulse valve described clean cigarette channel being also provided with impulse jet nozzle and being connected with impulse jet nozzle; Described pulse valve, dust concentration measuring instrument, flue gas concentration analyzer, piezometry instrument, aerosol generator and air distributing device are all connected with computer.
Priority Applications (1)
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|---|---|---|---|
| CN201310310838.6A CN103411867B (en) | 2013-07-23 | 2013-07-23 | A kind of multifunctional filter material erosion test platform |
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|---|---|---|---|
| CN201310310838.6A CN103411867B (en) | 2013-07-23 | 2013-07-23 | A kind of multifunctional filter material erosion test platform |
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| CN103411867A CN103411867A (en) | 2013-11-27 |
| CN103411867B true CN103411867B (en) | 2015-11-18 |
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| CN103712906B (en) * | 2013-12-25 | 2016-06-15 | 北京科技大学 | A kind of simulation PM2.5Contaminated environment corrosion test chamber |
| CN104089869B (en) * | 2014-06-06 | 2017-06-06 | 华南理工大学 | Filtrate corrosion simulated experiment device and method |
| CN105259093B (en) * | 2015-11-16 | 2018-03-20 | 攀枝花攀钢集团设计研究院有限公司 | Filter bag type dedusting experimental system |
| CN105241803B (en) * | 2015-11-18 | 2018-04-03 | 盐城工学院 | A kind of dedusting filtrate simulates operating mode aging equipment |
| CN109387601A (en) * | 2017-08-03 | 2019-02-26 | 裕亲有限公司 | Empty dirt test macro |
| CN109752309B (en) * | 2017-11-02 | 2021-04-23 | 河南合众电力技术有限公司 | Filter material corrosion performance testing device |
| CN109342301A (en) * | 2018-08-20 | 2019-02-15 | 中国纺织科学研究院有限公司 | Filter bag simulates aging equipment and simulation aging method |
| CN109342700A (en) * | 2018-08-20 | 2019-02-15 | 中国纺织科学研究院有限公司 | Long filament ageing properties test macro and method |
| CN110132800B (en) * | 2019-06-06 | 2021-01-12 | 北京科技大学 | System and method for detecting performance of filter material for simultaneously adsorbing gas and particulate matters |
| CN111366519A (en) * | 2020-03-24 | 2020-07-03 | 清华大学盐城环境工程技术研发中心 | Filter material filtering performance evaluation system under simulated smoke thermal state working condition |
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Address after: 100031 Xicheng District West Chang'an Avenue, No. 86, Beijing Applicant after: State Grid Corporation of China Applicant after: STATE GRID HENAN ELECTRIC POWER CORPORATION ELECTRIC POWER SCIENCE Research Institute Address before: 100031 Xicheng District West Chang'an Avenue, No. 86, Beijing Applicant before: State Grid Corporation of China Applicant before: Henan Electric Power Corporation Electric Power Science Research Institute |
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Effective date of registration: 20151023 Address after: 100031 Xicheng District West Chang'an Avenue, No. 86, Beijing Applicant after: State Grid Corporation of China Applicant after: STATE GRID HENAN ELECTRIC POWER CORPORATION ELECTRIC POWER SCIENCE Research Institute Applicant after: HENAN ENPAI HIGH-TECH GROUP Co.,Ltd. Address before: 100031 Xicheng District West Chang'an Avenue, No. 86, Beijing Applicant before: State Grid Corporation of China Applicant before: STATE GRID HENAN ELECTRIC POWER CORPORATION ELECTRIC POWER SCIENCE Research Institute |
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Address after: 100031 Xicheng District West Chang'an Avenue, No. 86, Beijing Co-patentee after: STATE GRID HENAN ELECTRIC POWER CORPORATION ELECTRIC POWER SCIENCE Research Institute Patentee after: State Grid Corporation of China Co-patentee after: Henan jiuyu enpai Power Technology Co.,Ltd. Address before: 100031 Xicheng District West Chang'an Avenue, No. 86, Beijing Co-patentee before: STATE GRID HENAN ELECTRIC POWER CORPORATION ELECTRIC POWER SCIENCE Research Institute Patentee before: State Grid Corporation of China Co-patentee before: HENAN ENPAI HIGH-TECH GROUP Co.,Ltd. |
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